Merge branch 't/clang'

	869f0e aft.c: Silence scan-build warning.
	4cdf53 mood: Improve readability of get_item_score().
	ec5040 mood: Add score value only for admissible files.
	76d527 client: Remove pointless assignment.
	466c9b gcrypt: Remove pointless assignment.
	98c13e gcrypt: Remove dead stores.
	d458c2 mp3dec: Remove dead store.

Cooking for quite some time - no problems.

diff --cc NEWS
index d38b977c60dcb73cc32370177dddd20b50c9cd6e,0ac2240effe91e4294c8ec901fe18f9c143e42d3..9a84c332001ddc5d0cdf4fbf769550b4c9387790
--- 1/NEWS
--- 2/NEWS
+++ b/NEWS
@@@ -2,14 -2,9 +2,15 @@@
  0.4.11 (to be announced) "mutual diversity"
  -------------------------------------------
  
 +      - Sideband connections: If both para_server and para_client
 +        support this feature, data is sent as a multiplexed stream.
        - The --no_default_filters option of para_filter has been
          removed.
 +      - Several fixes and latency improvements to various decoders.
 +      - The alsa writer now limits the prebuffer time to 500ms.
        - Documentation improvements.
 +      - Overhaul of the command_util.sh script.
++      - Fixes for some minor problems found by the clang analyzer.
  
  ------------------------------------------
  0.4.10 (2012-03-30) "heterogeneous vacuum"

diff --cc aft.c
Simple merge

diff --cc client.c
Simple merge

diff --cc gcrypt.c
Simple merge

diff --cc mood.c
Simple merge